a527e2fffd6dddf3b87f2cb44333b9a8963c8dd56f8ff6bedb484f6abfc80651

Analysis

max time kernel
140s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2024 04:17

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General

Target

a527e2fffd6dddf3b87f2cb44333b9a8963c8dd56f8ff6bedb484f6abfc80651.dll
Size

76KB
MD5

3b8da76aaebec6d8aab5dacfd9fff370
SHA1

462c82c2a234ac9269e746f6d0976bd25ced9f00
SHA256

a527e2fffd6dddf3b87f2cb44333b9a8963c8dd56f8ff6bedb484f6abfc80651
SHA512

6cafe4478155677b9e2a877a1edb25c839442c4ccbfd9f63286d25fc4070986b361a79f313de538858a3a99bfcaef1a65d64225c275056ed8d7c6362000423ea
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZjL73:c8y93KQjy7G55riF1cMo03h3

Score

8^/10

persistence upx

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/3080-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3080-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

3080 rundll32.exe
3080 rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 3080 rundll32.exe

pid	process
3080	rundll32.exe
3080	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	3080	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2548 wrote to memory of 3080	2548	rundll32.exe	rundll32.exe
PID 2548 wrote to memory of 3080	2548	rundll32.exe	rundll32.exe
PID 2548 wrote to memory of 3080	2548	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a527e2fffd6dddf3b87f2cb44333b9a8963c8dd56f8ff6bedb484f6abfc80651.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2548

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a527e2fffd6dddf3b87f2cb44333b9a8963c8dd56f8ff6bedb484f6abfc80651.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3080

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/3080-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3080-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download